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Environment Agency111WATWEYHWessex

Weymouth Harbour: flood history since 2011

The Environment Agency has issued 75 flood alerts for Weymouth Harbour since 18 Feb 2011, most often in February; the busiest year was 2014 (15). The history file ends in June 2026; AreaZine's record of the live feed adds 1 since 1 July 2026.

Flood alerts only

The flood area

Flood area
Weymouth Harbour
Code
111WATWEYH
Environment Agency area
Wessex
County
Dorset Council
River or sea
English Channel
First in the history
18 Feb 2011
Latest in the history file
2 Feb 2026
Latest in AreaZine's record
Flood alert, 29 Sep 2026
Current status
check-for-flooding.service.gov.uk (the Environment Agency's live page)

Flood alert, flood warning, severe flood warning: what each means

Source: Environment Agency, Historic Flood Warnings (England); Environment Agency flood-monitoring API. Contains public sector information licensed under the Open Government Licence v3.0.

The latest: since 1 July 2026, in AreaZine's record of the live feed

DateLevel
29 Sep 2026Flood alert

How many alerts and warnings a year?

2014 was the busiest year for Weymouth Harbour
510152011: 420112012: 520122013: 520132014: 1520142015: 120152017: 220172018: 620182019: 520192020: 720202022: 220222023: 520232024: 920242025: 620252026: 320262026 to June510152011: 420112012: 520122013: 520132014: 1520142015: 120152017: 220172018: 620182019: 520192020: 720202022: 220222023: 520232024: 920242025: 620252026: 320262026 to June510152011: 420112012: 52013: 52014: 1520142015: 12017: 22018: 620182019: 52020: 720202022: 22023: 52024: 920242025: 62026: 320262026 to June510152011: 420112012: 52013: 52014: 1520142015: 12017: 22018: 620182019: 52020: 720202022: 22023: 52024: 92025: 62026: 320262026 to June

Flood alerts, flood warnings and severe flood warnings (updates not counted), by year. 2026 runs to the end of June.

The numbers
YearAlertsWarningsSevere
2026300
2025600
2024900
2023500
2022200
2020700
2019500
2018600
2017200
2015100
20141500
2013500
2012500
2011400

Source: Environment Agency, Historic Flood Warnings (England); Environment Agency flood-monitoring API. Contains public sector information licensed under the Open Government Licence v3.0.

When in the year?

Most often in February
51015Jan: 7JanFeb: 14FebMar: 8MarApr: 3AprMay: 0MayJun: 1JunJul: 0JulAug: 1AugSep: 10SepOct: 10OctNov: 14NovDec: 7Dec1451015Jan: 7JanFeb: 14FebMar: 8MarApr: 3AprMay: 0MayJun: 1JunJul: 0JulAug: 1AugSep: 10SepOct: 10OctNov: 14NovDec: 7Dec1451015Jan: 7JanFeb: 14FebMar: 8MarApr: 3AprMay: 0MayJun: 1JunJul: 0JulAug: 1AugSep: 10SepOct: 10OctNov: 14NovDec: 7Dec1451015Jan: 7JFeb: 14FMar: 8MApr: 3AMay: 0MJun: 1JJul: 0JAug: 1ASep: 10SOct: 10ONov: 14NDec: 7D14

All alerts and warnings since 2011 by month.

Source: Environment Agency, Historic Flood Warnings (England); Environment Agency flood-monitoring API. Contains public sector information licensed under the Open Government Licence v3.0.

Before July 2026: the latest in the history file

DateLevel
2 Feb 2026Flood alert
22 Jan 2026Flood alert
8 Jan 2026Flood alert
8 Dec 2025Flood alert
6 Nov 2025Flood alert
5 Nov 2025Flood alert
4 Nov 2025Flood alert
10 Sep 2025Flood alert
9 Sep 2025Flood alert
19 Oct 2024Flood alert
18 Oct 2024Flood alert
8 Apr 2024Flood alert

Source: Environment Agency, Historic Flood Warnings (England); Environment Agency flood-monitoring API. Contains public sector information licensed under the Open Government Licence v3.0.